STM32 MCUs Products

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Resolved! STM32H747 Memory Mapped NOR-Flash AT25SF128A

Hi,I'm trying to implement an external loader for the Arduino Giga R1 board with AT25S128A 128Mbit of external flash. After following the guide given in the external loader repo, I'm running into the problem, that I can erase, write & read from the m...

Resolved! SIGTRAP when reducing HCLK

I'm in the middle of attempting to reconfigure the clock tree on my STM32F303K8. The old clock tree looks likeThe new clock tree looks like The old clock tree works fine. The new clock tree always fails on boot; not always in the same address but alw...

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avidroneg by Associate III
  • 138 Views
  • 9 replies
  • 2 kudos

stm32h74 Errata: Max CPU frequency, and SPI

Hi Team,I have few questions regarding stm32h7 errata.Errata 2.2.21, Can silicon revision 'V' support a cpu frequency of 480 Mhz ? If yes, why is it showing 'P' for v revision.    2. Can I please ask if there is a fix in the HAL for the below given S...

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USB-C audio port and charging

HI USB-C Input (5–20 V PD) + USB-C Data (USB2.0 D+/D– to STM32H745) + charging phone at same time + Audio data transfer Problem: When I connect the USB-C input supply (PD 5–20 V), the phone only charges and the audio USB port does NOT appear.But when...

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VIJAY212 by Associate
  • 100 Views
  • 1 replies
  • 0 kudos

Resolved! SDMMC+MDMA withou FATFS on STM32H723ZG

Hello everyone,This is my first post on the platform, so please bear with me.I would like to write raw data to an SD card very quickly.After quite a bit of research, I decided to use SDMMC with MDMA, and I want to write directly to the SD card blocks...

davinci by Associate
  • 98 Views
  • 1 replies
  • 0 kudos

HSE clock setup issue on STM32H753-EVAL board

I'm trying to port a proprietary code that is designed for another STM32H753 plateform, to a STM32H753-EVAL board.My code remains stuck waiting for HSERDY bit.The setup I am doing looks identical to STM32CubeHW example but I guess I forgot something:...

Gpeti by Senior II
  • 119 Views
  • 1 replies
  • 0 kudos

How to drive the VD55G0 in N657B0

I want to use N657B0 to drive VD55G0, and the camera side can already enter the Stream state. After I use the function HAL_DCMIPP_CSI_PIPE_Start, I track the variable csi_instance through single-step debugging and find that several bits in its SR1 re...

eureka by Associate II
  • 363 Views
  • 2 replies
  • 0 kudos

Resolved! Any limits on flash selection for STM32N6

From my understanding all STM32N6 chips need a external flash chip and there's a static stage 0 boot loader.  So if this is true is there any limitation's on the brands of flash or speed/address bit size limitations? With the previous stage 0 bootloa...